Kinetis® L Series: Ultra-Low Power Microcontrollers (MCUs) based on Arm® Cortex®-M0+ Core

Our Kinetis® L series MCU portfolio includes more than 200 compatible low-power, high-performance 32-bit MCUs built on the Arm® Cortex®-M0+ core. This series combines the exceptional low-power performance and energy-efficiency of the Arm Cortex-M0+ core with the performance, peripheral sets, enablement and scalability of the Kinetis MCU portfolio, making it an ideal solution for Internet of Things (IoT) applications.

Standard Key Features:Low-Power UART and Timers, PWM, SPI, I2C, RTC and Analog Comparator.
CPU Packages Comms HMI Security
Products Arm
Cortex-M0+
Memory Type Pin Count
I2S
USB Full-Speed
FlexIO*
Segment LCD
HW Encryption
Tamper Detection
KL8x
Security
72 MHz
(Up to 96 MHz)
128 KB Flash
96 KB SRAM
LQFP, MAPBGA,
WLCSP
64–121
KL4x
USB and Segment LCD
48 MHz 128–256 KB Flash
16–32 KB SRAM
LQFP, MAPBGA 64–121
KL3x
Segment LCD
48 MHz 32–256 KB Flash
4–32 KB SRAM
LQFP, MAPBGA 64–121
KL2x
USB
48 MHz / 72MHz
(Up to 96)
32–512 KB Flash
4–128 KB SRAM
LQFP, QFN,
MAPBGA, XFBGA,
WLCSP
32–121
KL1x
Mainstream
48 MHz 32–256 KB Flash
4–32 KB SRAM
LQFP, QFN,
MAPBGA, XFBGA,
WLCSP
32–80
KL0x
Entry-level
48 MHz 8–32 KB Flash
1–4 KB SRAM
LQFP, QFN
WLCSP
16–48

*FlexIO: Programmable Interface